viewwilldisappear专题
_视图控制对象生命周期-init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear等的区别及用途
iOS视图控制对象生命周期-init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear、viewDidDisappear的区别及用途 init－初始化程序 viewDidLoad－加载视图 viewWillAppear－UIViewController对象的视图即将加入窗口时调用； viewDidApper－UI
OS视图控制对象生命周期-init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear、view
iOS视图控制对象生命周期: init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear、viewDidDisappear的区别及用途 init－初始化程序 viewDidLoad－加载视图 viewWillAppear－UIViewController对象的视图即将加入窗口时调用； viewDidApp
【iOS知识学习】_视图控制对象生命周期-init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear等的区别及用途
iOS视图控制对象生命周期-init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear、viewDidDisappear的区别及用途 init－初始化程序 viewDidLoad－加载视图 viewWillAppear－UIViewController对象的视图即将加入窗口时调用； viewDidApper－UI
viewWillDisappear
viewWillAppear: Called when the view is about to made visible. Default doesnothing 视图即将可见时调用。默认情况下不执行任何操作 viewDidAppear: Called when the view has been fully transitioned onto the screen.Default do